Built on Trust.
Driven By Results.

MZI Group is a national leader in electrical, telecom, utility, mechanical, plumbing and infrastructure services driven by safety, service, and people-first values.

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Our Services

Serving Chicago for over

Years.

Locally rooted, nationally trusted — building infrastructure that powers the Midwest.

Trusted Partners

People First

States Served
+
Years of Trusted Service
K+
Completed Projects

We are MZI

Safety, Quality, and Craftsmanship in Every Detail

Delivering critical infrastructure with integrity, precision, and safety for over two decades.

At MZI Group, we’re more than contractors, we’re partners in progress. As a business rooted in Chicago and serving nationally, our mission is to build and maintain the essential systems that keep communities connected and daily life moving. With every project, we lead with safety, innovate with purpose, and work with a commitment to excellence that puts people first.

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At MZI Group, safety is more than a policy — it’s our foundation. Every project begins with rigorous planning, advanced safety protocols, and proactive training designed to protect our team, clients, and communities. By putting safety first, we create environments where people and progress thrive together.

Our Safety Commitment

Starting with Safety as a Priority

Comprehensive Solutions

MZI Group Services

Proudly headquartered in the heart of Chicago, Illinois MZI Group, Inc. is a leader in electrical and mechanical construction, telecommunications, energy infrastructure, utility projects, plumbing, design build and facility services.

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Electric

At MZI, we are proud to be one of the leading suppliers of electric solutions in the Midwest and across the nation. We have an extensive background in providing first-class electric solutions and relationships with utility providers to make it seamless.

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Power & Utility

As specialists in power & utility, we provide comprehensive solutions to even the most complex challenges. With established partnerships in the industry, MZI can successfully manage projects of all sizes that achieve excellence.

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Building Services

Our highly specialized labor force, as well as our fully integrated system of services, allows us to deliver outstanding value in facility management. We optimize our services for clients to receive the highest level of care.

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Mechanical

Serving a wide range of clients from the public and private sectors, we specialize in the design-build and plan-spec of commercial and industrial heating, ventilation and cooling systems.

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Telecom

With over 100 years of experience, our deep industry expertise, digital innovation, and utilization of leading-edge technology drives tangible success in connecting clients and communities across the nation.

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Plumbing

Exceeding client’s expectations, while providing quality and best-in-class results, we implement installations for commercial, educational, healthcare, hotel, and industrial facilities both direct to building engineers and direct to owner.

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Delivering Solutions Across Critical Sectors

From healthcare to heavy industry, we deliver the systems that keep essential operations running.

Commercial

Office buildings, retail spaces, and mixed-use developments.

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Healthcare

Medical facilities, labs, and hospitals requiring precision systems.

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Public Sector

Government, transportation, and education infrastructure.

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Industrial

Manufacturing plants, logistics hubs, and energy facilities.

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